CN217238223U - Coil performance detection device - Google Patents
Coil performance detection device Download PDFInfo
- Publication number
- CN217238223U CN217238223U CN202122550622.XU CN202122550622U CN217238223U CN 217238223 U CN217238223 U CN 217238223U CN 202122550622 U CN202122550622 U CN 202122550622U CN 217238223 U CN217238223 U CN 217238223U
- Authority
- CN
- China
- Prior art keywords
- jig
- plug
- coil performance
- measuring
- grounding wire
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
Landscapes
- Monitoring And Testing Of Nuclear Reactors (AREA)
Abstract
The utility model provides a coil performance detection device, including testing arrangement, tool and earth connection, last embedded industry panel computer, tool connecting terminal and the earth connection connecting terminal of being equipped with of testing arrangement, the tool is inserted, cable and measurement station aviation plug including connecting, connect the aviation plug and be used for connecting the tool connecting terminal, the measurement station aviation plug is used for connecting the test site, earth connection connecting terminal is connected with the earth connection, the one end of earth connection is connected earth connection connecting terminal, the casing ground point is connected to the other end. The utility model provides a coil performance detection device carries out coil performance measurement to the inside and outside different test site of nuclear containment, obtains being surveyed the real parameter of coil, has reduced the probability of makeing mistakes in former test and the processing procedure simultaneously, has improved efficiency of software testing by a wide margin.
Description
Technical Field
The utility model relates to a nuclear power station electron measurement technical field especially relates to a coil performance detection device.
Background
In a nuclear power plant, a reactor control system is one of important control systems for power regulation of the nuclear power plant, a control rod drive mechanism and a rod position detection mechanism are main components of a fuel control rod, different control and measurement principles of the nuclear reactor control rod are controlled, measured and positioned by using electromagnetic induction coils, and although control logics and coding modes are different, the coils are regularly measured and checked, so that safe and stable operation of a unit is ensured.
In a certain nuclear power station production unit, 61 fuel rod control mechanisms are installed, and during overhaul and maintenance, coil performance measurement and inspection need to be carried out at a rod control machine cabinet and a rod position detector cabinet, and particularly, measurement needs to be carried out by entering the side of a pool in an island or the top of a reactor. The rod position detector cabinet is provided with 61 connecting aerial plugs, and each aerial plug corresponds to 1 primary coil, 1 auxiliary coil and 5 secondary coils (A/B/C/D/E); and the rod control machine cabinet has 16, and each cabinet has 24 binding post, corresponds 12 coils of 4 sticks (each stick is 3 coils, respectively LC/MG/SG).
The existing measurement means mainly comprises that a measurer disconnects and connects an aerial plug (wiring terminal), an instrument is used for measuring aerial plug pins or wiring terminals, a universal meter is used for manually measuring coil resistance point by point, an inductance gauge is used for manually measuring coil inductance point by point, an insulation gauge is used for manually measuring insulation resistance between coils and ground point by point, each measurement result is manually recorded, and manual data calculation and summary processing are still needed in the later period.
Especially, in the measurement of a cabinet outside a nuclear containment, the influence of a long-distance line needs to be measured and evaluated, and the performance of the coil can be comprehensively evaluated only by measuring thousands of data in each maintenance, which is time-consuming and labor-consuming.
Therefore, a detection device capable of measuring the electrical parameters of the coils inside and outside the nuclear containment and automatically compensating the impedance influence of the measuring point lines at different positions is required to be developed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art defect to a coil performance detection device is provided, this coil performance detection device carries out the coil performance to the inside and outside different test site of nuclear containment and measures, obtains being surveyed coil true parameter, has reduced the probability of makeing mistakes in former test and the processing procedure simultaneously, has improved efficiency of software testing by a wide margin.
In order to achieve the above object, the present invention provides the following technical solutions:
a coil performance detection device comprises a testing device, a jig and a grounding wire, wherein the testing device is provided with an embedded industrial tablet computer, a jig connecting terminal and a grounding wire connecting terminal, the jig comprises a connecting aerial insert, a cable and a measuring point aerial insert, the connecting aerial insert is used for connecting the jig connecting terminal, the measuring point aerial insert is used for connecting a testing point, the grounding wire connecting terminal is connected with the grounding wire, one end of the grounding wire is connected with the grounding wire connecting terminal, and the other end of the grounding wire is connected with a shell grounding point.
As a practical way, the jig is a first measuring jig having two cables, and the measuring point navigation plug is a first measuring point navigation plug of 11 channels.
As a practical way, the jig is a second measuring jig with two cables, and the measuring point aviation plug is a 12-channel second measuring point aviation plug.
As a practical manner, the jig is a third measuring jig with one cable, and the measuring point aviation plug is a 6-channel third measuring point aviation plug.
As a practical way, the third station navigation plug is provided with 6 elastic contact pins.
As a practical mode, the jig (4) is a fourth measuring jig with one cable, and the measuring point navigation plug is a 6-channel fourth measuring point navigation plug.
As a practical way, the inner 8-core of the cable shields the cable, and the outer part is a metal corrugated pipe.
As an implementable manner, one end of the grounding wire is an alligator clip, and the other end of the grounding wire is a grounding wire aerial plug.
As a practical way, the ground wire aviation plug is a 19-core aviation plug.
As a practical way, the testing device includes an electrically connected control and data processing board, a high voltage board, a power board, a channel selection board, an alarm output, an external communication interface, and a connector interface board.
Compared with the prior art, the utility model provides a coil performance detection device has following beneficial effect:
the utility model provides a coil performance detection device testing arrangement, tool and earth connection, the last embedded industry panel computer that is equipped with of testing arrangement, tool connecting terminal and earth connection connecting terminal, the tool is inserted including connecting the aviation, cable and measurement station aviation plug, it is used for connecting tool connecting terminal to connect the aviation plug, the measurement station aviation plug is used for connecting the test site, earth connection connecting terminal is connected with the earth connection, earth connection connecting terminal is connected to the one end of earth connection, the casing ground point is connected to the other end, carry out coil performance measurement to the inside and outside different test site of nuclear containment, realize the direct resistance simultaneously, the inductance, the automation of insulating isoparametric, in succession, it is quick, high-efficient measurement and automatic recording, the storage measurement result, automatic conversion and judgement, at last automatic generation test report.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is an application schematic diagram of a coil performance detecting apparatus according to an embodiment of the present invention;
fig. 2 is a hardware block diagram of a coil performance detecting apparatus according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a first measuring tool according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a second measuring jig according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of a third measuring tool according to an embodiment of the present invention;
fig. 6 is a schematic structural diagram of a fourth measuring tool according to an embodiment of the present invention;
FIG. 7 is a front view of a third station voyage provided by an embodiment of the present invention;
fig. 8 is a bottom view of a third station navigation plug provided in an embodiment of the present invention.
Detailed Description
Although the coil performance detecting apparatus of the present invention can be implemented in various different manners, the exemplary embodiments will be described in detail herein with reference to the accompanying drawings, and it is to be understood that the description herein should be considered as an example of the structure of the coil performance detecting apparatus, and is not intended to limit the scope of the present invention to the exemplary embodiments. Accordingly, the drawings and description are to be regarded as illustrative in nature, and not as restrictive.
In the description of the present invention, it should be noted that the terms "upper", "lower", "left", "right", "inner", "outer", etc. herein indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or component referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
The following is a more detailed description of the present invention by way of specific embodiments.
As shown in fig. 1, the utility model provides a coil performance detection device, including testing arrangement 1, tool 4 and earth connection 5 are connected to testing arrangement 1, and testing arrangement 1 also is called the test unit. The testing device 1 is provided with an embedded industrial tablet computer 2, a jig connecting terminal 7 and a grounding wire connecting terminal 8. The jig 4 includes a connection aerial plug for connecting the jig connection terminals, a cable, and a measurement point aerial plug for connecting test points, which are different positions inside and outside the nuclear containment, for example, three test positions (position 1, position 2, and position 3) shown in fig. 1. One end of the ground line 5 is connected to the ground line connection terminal 8, and the other end is connected to a housing ground point, which is a ground point of an object to be measured, for example, a housing ground point.
As shown in fig. 1, the ground line 5 is used to provide a ground point of a measured object for the measuring device 1, and is used to measure the insulation of the measured object from the ground. The device is made of a double-core shielded cable, one end of a grounding wire is an alligator clip and is connected to the shell grounding part of a test object, and the other end of the grounding wire is a 19-core aerial plug and is connected to the test device 1.
As shown in fig. 2, the main hardware of the testing device 1 is designed as an integrated intelligent instrument, the concept that the existing instrument only manages data measurement and does not manage data management is abandoned, a four-terminal testing technology and a scanning design of up to 128 channels are adopted, and a special jig 4 is matched to realize rapid measurement of direct current resistance, inductance and insulation. The testing device 1 comprises an embedded industrial tablet computer 2, a control and data processing board 10, a high-voltage board 11, a power supply board 12, a channel selection board 13, an alarm output 14, an external communication interface 15 and a connector interface board 16 which are electrically connected. The embedded industrial tablet computer 2 is a management center for a human-computer interaction interface and an instrument of the testing device 1, coordinates the operation of a control and data processing board 10, a high-voltage board 11, a power board 12, a channel selection board 13, an alarm output 14, an external communication interface 15 and a connector interface board 16, controls the channel definition, measurement, data recording, data storage, data conversion, alarm and result output of the device, calculates, converts and corrects line resistance (a first line resistance 3 or a second line resistance 6) between different positions, outputs a specified result report, and does not need an external computer to carry out data acquisition and management. Preferably, the embedded industrial tablet computer 2 adopts a 10-inch full-plane 10-point projection type capacitive screen with a model of CEP-10PW and a resolution of 1024 × 600, and has the characteristics of firmness, no fan, shock resistance, strong compatibility and the like.
As shown in fig. 3 to 6, the jig 4 includes 4 kinds of measuring jigs, i.e., a first measuring jig 41, a second measuring jig 42, a third measuring jig 43, and a fourth measuring jig 44. The jig 4 selects a corresponding measuring jig according to the measuring position point and the interface form of the coil to be measured.
As shown in fig. 3, the first measuring tool 41 includes a first measuring point socket 41a, two cables 41c, and first connecting sockets 41b respectively disposed at the ends of the two cables 41c, the first measuring tool 41 can be used at positions 1, 2, and 3 for measuring the rod position coil set, the first measuring point socket 41a is a measuring point socket of 11 channels, which is 16 channels at most, and 5 channels are spare.
As shown in fig. 4, the second measuring jig 42 includes a second measuring point aviation plug 42a, two cables 42c and a second connecting aviation plug 42b respectively disposed at the end portions of the two cables 42c, the second measuring jig 42 is used for the containment vessel inner position 2 rod control coil measurement, the second measuring point aviation plug 42a is a measuring point aviation plug of 12 channels, and is used for docking with the rod control aviation plug, and the maximum is 16 channels, and 4 channels are reserved.
As shown in fig. 5, the third measurement jig 43 includes a third station aerial socket 43a, two cables 43c, and third connection aerial sockets 43b respectively provided at the ends of the two cables 43c, and the third measurement jig 43 is used at the out-of-containment position 3. The third measuring point aerial plug 43a is a measuring point aerial plug (6 lead measuring jig) with 6 channels, the design of the insulating clamping plate, the automatic fine adjustment of the distance between every two plugs, the lateral parallel measuring jacks, the application to multi-rod identification codes and the realization of quick plugging and unplugging are realized. As shown in fig. 7 and 8, the quick plugging jig designed according to the control rod terminal block in the power plant nuclear containment external cabinet comprises a lead sheath 61, a locking screw 62, a pin number 63, an external test hole 64, an elastic pin 65, an elastic insulating sleeve 66 and an insulating clamp plate 67. The third station navigation plug 43a has 6 elastic pins 65.
As shown in fig. 6, the fourth measurement jig 44 includes a fourth survey point terminal 44a, two cables 44c, and fourth connection terminals 44b provided at the ends of the two cables 44c, respectively. The fourth measuring jig 44 is used at the position 1 in the containment, wherein the fourth measuring point navigation plug 44a is a measuring point navigation plug (special navigation plug) with 6 channels and is used for being directly butted with the navigation plug on the rod control coil body, the maximum is 8 channels, and 2 channels are reserved.
The first connection aerial socket 41b, the second connection aerial socket 42b, the third connection aerial socket 43b and the fourth connection aerial socket 44b are connection aerial sockets adapted to the jig connection terminals 7 of the jig 4, and preferably, they are the same connection aerial socket and the same model thereof. The cables 41c, 42c, 43c, 44c are internal multicore shielded cables and external metal corrugated tubes, the number of cores of which is determined by station navigation, preferably 8-core cables.
As shown in fig. 1, RL1 is a connecting line resistance (first line resistance 3) between the measurement position 3 and the measurement position 2, and RL2 is a connecting line resistance (second line resistance 6) between the measurement position 2 and the measurement position 1, and is used for automatically correcting the measured object body data, so as to facilitate comparison and trend analysis and management of long-term data.
When the rod control and the rod position coil group at the position 3 are measured, the third measuring point navigation plug 43a is used for connecting P1-P6 of the cabinet terminal strip at the position 3, the first measuring point navigation plug 41a is used for connecting the cabinet navigation plug at the position 3, the third connecting navigation plug 43b and the first connecting navigation plug 41b are connected with 2 sockets of the testing device 1, the grounding wire 5 is connected with any socket of the testing device 1, and the testing program setting in the embedded industrial tablet personal computer 2 is matched, so that the direct current resistance, the inter-coil insulation, the coil-to-ground insulation and the coil inductance of all coils of one control rod can be measured at one time. The equipment can support n (1< n <21) control rod pins to be predefined, correspondingly connects n measuring jigs 41 and 43, and can complete the performance parameter measurement of n control rods at one time. The measurement mode and the program setting definition at the position 2 and the position 1 are the same, and only the measurement jig at the corresponding position needs to be connected.
The device can automatically calculate the line resistances RL1 and RL2 between positions by utilizing the measurement results of each position, and because the device adopts a 4-terminal test principle, the direct current resistance at a test point can be accurately measured, so the measurement results can be automatically corrected to the same comparison position point according to RL1 and RL 2. For example, the position 1 is the top of the reactor, where the measurement result can truly reflect various performance data of the coil under test. After the unit is started to operate, the radiation dose at the position is large, the safety of measuring personnel can be affected, the device can be used for correcting the data to the position 1 after the data is tested at a non-radiation measuring point (such as the position 3), the device can store the data of each period to form a coil performance data trend line, the current performance of the coil can be judged through measurement, the change trend of the coil performance can be predicted, and the purpose of early warning is achieved.
The utility model discloses collect the design with data measurement and data management and as integration intelligent instrument, adopt four end test technique and up to 128 passageway scanning design, cooperate dedicated tool 4, realize direct current resistance, inductance, insulating rapid survey. The continuous testing of the control rod drive coil group and the rod position detector coil group can be realized by only one person and one device, and the special measuring jig is matched, so that the quick plugging of multiple rods is realized, the repeated connection testing workload of the original instrument and the data processing workload after the testing are avoided, meanwhile, the error probability in the original testing and processing process is reduced, and the testing efficiency is greatly improved.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. The coil performance detection device is characterized by comprising a testing device (1), a jig (4) and a grounding wire (5), wherein an embedded industrial tablet personal computer (2), a jig connecting terminal (7) and a grounding wire connecting terminal (8) are arranged on the testing device (1), the jig (4) comprises a connecting aviation plug, a cable and a measuring point aviation plug, the connecting aviation plug is used for connecting the jig connecting terminal (7), the measuring point aviation plug is used for connecting a testing site, the grounding wire connecting terminal (8) is connected with the grounding wire (5), one end of the grounding wire (5) is connected with the grounding wire connecting terminal (8), and the other end of the grounding wire is connected with a shell grounding point.
2. The coil performance testing device according to claim 1, characterized in that the jig (4) is a first measuring jig (41) having two cables, and the station navigation plug is a first station navigation plug (41a) of 11 channels.
3. The coil performance testing apparatus according to claim 1, wherein said jig (4) is a second measuring jig (42) having two of said cables, and said station navigation is a 12-channel second station navigation plug (42 a).
4. The coil performance testing device according to claim 1, characterized in that the jig (4) is a third measuring jig (43) with one cable, and the measuring point is a 6-channel third measuring point navigation plug (43 a).
5. The coil performance testing device of claim 4, wherein said third station aerial (43a) has 6 resilient pins (65).
6. The coil performance testing device according to claim 1, characterized in that the jig (4) is a fourth measuring jig (44) with one cable, and the station navigation plug is a fourth station navigation plug (44a) with 6 channels.
7. The coil performance detecting device according to claim 1, wherein the cable has an inner 8-core shielded cable and an outer metal corrugated tube.
8. The coil performance detecting device according to claim 1, wherein one end of the grounding wire (5) is an alligator clip, and the other end is a grounding wire aerial plug.
9. The coil performance detection device of claim 8, wherein the ground wire aerial is a 19-core aerial.
10. The coil performance detection device according to claim 1, wherein the testing device (1) comprises an electrically connected control and data processing board (10), a high voltage board (11), a power board (12), a channel selection board (13), an alarm output (14), an external communication interface (15) and a connector interface board (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122550622.XU CN217238223U (en) | 2021-10-22 | 2021-10-22 | Coil performance detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122550622.XU CN217238223U (en) | 2021-10-22 | 2021-10-22 | Coil performance detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217238223U true CN217238223U (en) | 2022-08-19 |
Family
ID=82816480
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122550622.XU Active CN217238223U (en) | 2021-10-22 | 2021-10-22 | Coil performance detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217238223U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117309025A (en) * | 2023-11-03 | 2023-12-29 | 湖南迈克森伟电子科技有限公司 | Detector performance test system |
-
2021
- 2021-10-22 CN CN202122550622.XU patent/CN217238223U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117309025A (en) * | 2023-11-03 | 2023-12-29 | 湖南迈克森伟电子科技有限公司 | Detector performance test system |
| CN117309025B (en) * | 2023-11-03 | 2024-05-28 | 湖南迈克森伟电子科技有限公司 | Detector performance test system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN100416283C (en) | Insulator charged detection instrument and its implement method | |
| CN102097717A (en) | Automatic detection switchover system for cable | |
| CN106610460A (en) | Vehicle cable automatic detection device and method | |
| CN217238223U (en) | Coil performance detection device | |
| CN107884737B (en) | Wireless high-precision synchronous on-site capacitive equipment on-line monitoring and checking system and method | |
| CN111913042A (en) | Axial resistivity testing device and method for cable buffer layer | |
| CN214375006U (en) | Testing device for rod position detector of nuclear power station | |
| CN209911444U (en) | Current tester for overhead conductor | |
| CN210037946U (en) | Current measuring device based on TMR tunnel magnetic resistance | |
| CN213544717U (en) | Automatic electrical performance testing device for rod position detector | |
| CN212433359U (en) | Power transmission line grounding fault searching instrument | |
| CN201615911U (en) | Transmitting box of cable tester | |
| CN113820536A (en) | Zinc oxide arrester live-line detection method based on wireless synchronous current measurement technology | |
| CN110057494B (en) | Sensor quick connection and fault recognition system for electrical measurement method | |
| CN220381792U (en) | Auxiliary measuring device for core neutron measuring system selector | |
| CN107329038B (en) | Multi-core cable test auxiliary device and test method | |
| CN113567807A (en) | Method for detecting current abnormity of power cable metal sheath layer | |
| CN211348516U (en) | Cable electrical characteristic testing device | |
| CN111856143A (en) | Grounding impedance test method and device for eliminating mutual inductance influence | |
| CN219122313U (en) | Vehicle wire harness conduction testing device | |
| CN220983350U (en) | Test main clamp for comprehensive test platform of transformer | |
| CN111537797A (en) | System and method for measuring insulation resistance of transformer substation without disassembling lead | |
| CN212341321U (en) | Axial resistivity testing device for cable buffer layer | |
| CN216209531U (en) | Zinc oxide arrester live line measuring device | |
| CN212872858U (en) | Tool line calibration lamp for calibrating secondary circuit and cable thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |